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Merge pull request #9414 from mona-mohamadinia/BAEL-4158 

BAEL-4158: Improvement String to Int Article
This commit is contained in:
Loredana Crusoveanu 2020-06-14 09:59:07 +03:00 committed by GitHub
parent cdbdf611d2 3dff206800
commit 0f355d1f0b
1 changed files with 18 additions and 0 deletions
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18
core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtoint/StringToIntOrIntegerUnitTest.java
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@ -17,6 +17,15 @@ public class StringToIntOrIntegerUnitTest {
assertThat(result).isEqualTo(42); assertThat(result).isEqualTo(42);
} }
@Test
public void givenBinaryString_whenParsingInt_shouldConvertToInt() {
String givenString = "101010";
int result = Integer.parseInt(givenString, 2);
assertThat(result).isEqualTo(42);
}
@Test @Test
public void givenString_whenCallingIntegerValueOf_shouldConvertToInt() { public void givenString_whenCallingIntegerValueOf_shouldConvertToInt() {
String givenString = "42"; String givenString = "42";
@ -27,6 +36,15 @@ public class StringToIntOrIntegerUnitTest {
} }
@Test @Test
public void givenBinaryString_whenCallingIntegerValueOf_shouldConvertToInt() {
String givenString = "101010";
Integer result = Integer.valueOf(givenString, 2);
assertThat(result).isEqualTo(new Integer(42));
}
@Test
public void givenString_whenCallingValueOf_shouldCacheSomeValues() { public void givenString_whenCallingValueOf_shouldCacheSomeValues() {
for (int i = -128; i <= 127; i++) { for (int i = -128; i <= 127; i++) {
String value = i + ""; String value = i + "";